Looking for my portfolio, aren't you?

I'm Dávid Óvári

I build applications for a living, delivering ideas right into your pocket

About Me

iOS Developer based in Hungary with hands-on experience building scalable applications used by millions. I specialize in writing clean, testable Swift code—leveraging UIKit & SwiftUI, RxSwift and Combine within modern architectures to ensure long-term maintainability. I enjoy working in collaborative teams to build high-quality features that balance performance and a great user experience!

/ˈoːvaːri/ Swift SwiftUI UIKit RxSwift Combine

Projects

Experience

Medior iOS Developer

Astron Informatics Ltd.

Jan 2026 - Present
  • Contributing to the ongoing development and enhancement of the Yettel Magyarország mobile application (iOS), working closely with Yettel's internal product and engineering teams.

Medior iOS Developer

OTP Bank Magyarország

Apr 2023 - Dec 2025
  • Drove digital transformation for Hungary’s largest retail bank serving 1M+ users
  • Built native iOS flows for personal loans and credit account applications
  • Developed overdraft management and Fizz voucher integration
  • Engineered fully digital account opening for both adult and junior users
  • Implemented advanced KYC features, including Video ID and NFC passport reading
  • Optimized user onboarding with A/B testing capabilities
  • Enhanced UX via biometric authentication, push notifications, and deep linking

Junior iOS Developer

CodeYard Kft.

Jul 2021 - Mar 2023
  • Contributed to the Xeropan language learning app
  • Implemented secure integrations with the KRÉTA school system for Xeropan Classroom
  • Enhanced core wallet functionalities, transaction handling, and secure data storage for BlockBen
  • Supported onboarding processes, KYC integration, dashboard improvements, and modular UI components in Benker, a blockchain-based banking app

Education

Bachelor of Science in Computer Science

University of Szeged

2019
  • Pursued Computer Science studies before transitioning to full-time iOS development